Pradipta, Gerardine Widyaswari, Wulan Semekar, and Bambang Trisetyo Eddy. 2018. “Analysis of Factors Influencing The Performance of Plantation Workers in The Tlogo Plantation Semarang Regency”. Jurnal Ilmiah Econosains 16 (1):23-34. https://doi.org/10.21009/econosains.0161.03.